YOKOGAWA WT200 User Manual page 6

Make sure to comply with the following safety precautions. Not complying might
result in injury or death.
IM 253421-01E
Do not Operate in an Explosive Atmosphere
Do not operate the instrument in the presence of flammable liquids or vapors.
Operation of any electrical instrument in such an environment constitutes a
safety hazard.
Protective Grounding
Make sure to connect the protective grounding to prevent an electric shock
before turning ON the power.
Necessity of Protective Grounding
Never cut off the internal or external protective grounding wire or disconnect the
wiring of protective grounding terminal. Doing so poses a potential shock
hazard.
Defect of Protective Grounding
Do not operate the instrument when protective grounding or fuse might be
defective.
Power Cord and Plug
To prevent an electric shock or fire, be sure to use the power cord supplied by
YOKOGAWA. The main power plug must be plugged in an outlet with
protective grounding terminal. Do no invalidate protection by using an extension
cord without protective grounding.
Power Supply
Ensure the source voltage matches the voltage of the power supply before
turning ON the power.
External Connection
To ground securely, connect the protective grounding before connecting to
measurement or control unit.
Fuse
The power fuse of this instrument cannot be replaced by the user, because it is
located inside the case. If you believe the fuse inside the case is blown, contact
your nearest YOKOGAWA dealer as listed on the back cover of this manual.
Do not Remove any Covers
There are some areas with high voltage. Do not remove any cover if the power
supply is connected. The cover should be removed by qualified personnel only.
WARNING
Safety Precautions
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